<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
 <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Insert title here</title>
</head>
<body>
<h1>欢迎登录老A在线系统!${user.name }</h1>
<h1>你的身份是:
<c:if test="${user.role==1}">超级管理员</c:if>
<c:if test="${user.role==2}">教师</c:if>
<c:if test="${user.role==3}">学生</c:if>
</h1>
</body>
</html>